CVE-2026-41168

Summary: CVE-2026-41168 affects the Python PDF library pypdf

GHSA-JJ6C-8H6C-HPPX pypdf has long runtimes for wrong size values in cross-reference and object streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with wrong large /Size values or object streams with wrong large /N values. Patches This has been fixed in pypdf==6.10.1. Workarounds If you cannot upgrade yet,...